281034726

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{661}}^1$

素因数の和:917

約数の個数: 64

約数和(自身を含む): 658907136

約数和(自身を除く): 377872410

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 191, 318, 371, 382, 573, 661, 742, 1113, 1146, 1322, 1337, 1983, 2226, 2674, 3966, 4011, 4627, 8022, 9254, 10123, 13881, 20246, 27762, 30369, 35033, 60738, 70066, 70861, 105099, 126251, 141722, 210198, 212583, 245231, 252502, 378753, 425166, 490462, 735693, 757506, 883757, 1471386, 1767514, 2651271, 5302542, 6691303, 13382606, 20073909, 40147818, 46839121, 93678242, 140517363, 281034726]

約数ペア:

[(1, 281034726), (2, 140517363), (3, 93678242), (6, 46839121), (7, 40147818), (14, 20073909), (21, 13382606), (42, 6691303), (53, 5302542), (106, 2651271), (159, 1767514), (191, 1471386), (318, 883757), (371, 757506), (382, 735693), (573, 490462), (661, 425166), (742, 378753), (1113, 252502), (1146, 245231), (1322, 212583), (1337, 210198), (1983, 141722), (2226, 126251), (2674, 105099), (3966, 70861), (4011, 70066), (4627, 60738), (8022, 35033), (9254, 30369), (10123, 27762), (13881, 20246)]